Battery charger



FIG. 1 is a front top perspective view of a battery charger inaccordance with our new design;

FIG. 2 is a rear bottom perspective view of the battery charger inaccordance with our new design;

FIG. 3 is a front elevational view of the battery charger in accordancewith our new design;

FIG. 4 is a rear elevational view of the battery charger in accordancewith our new design;

FIG. 5 is a top plan view of the battery charger in accordance with ournew design;

FIG. 6 is a bottom plan view of the battery charger in accordance withour new design;

FIG. 7 is a right side elevational view of the battery charger inaccordance with our new design; and,

FIG. 8 is a left side elevational view of the battery charger inaccordance with our new design.

The broken lines in the figures depict portions of the article whichform no part of the claimed design.

CLAIM The ornamental design for a battery charger, as shown anddescribed.